Back to Blogs

━ HEATING ━

The Annual Boiler Service

HeatingMarch 11, 2026

The Annual Boiler Service: Why Skipping It Could Void Your Warranty

When you invest in a new boiler, you're often sold on the peace of mind that comes with a manufacturer's warranty. It feels like a safety net. If anything goes wrong, you're covered, right?

Not necessarily.

At Proto Home Service, we've seen homeowners hit with unexpected repair bills because they missed one crucial detail: most manufacturer warranties require an annual service by a licensed professional to remain valid. Here is why skipping your yearly check-up is a gamble you don't want to take.

1. The "Small Print" That Matters

Most boiler manufacturers (like Bosch, Laars, or Utica) offer warranties ranging from 2 to 10 years. However, these warranties are conditional. If you make a claim for a broken heat exchanger or a failing pump, the first thing the manufacturer will ask for is your service history. If you can't prove the unit has been serviced annually, they can (and likely will) void the warranty, leaving you to foot the entire bill.

2. Spotting Small Problems Before They're "Catastrophic"

The reason manufacturers insist on annual service isn't just to sell more appointments; it's because boilers are complex machines. During a service, a Proto Home Service technician looks for:

• Corrosion or leaks that could damage electrical components.

• Limescale buildup that reduces efficiency and strains the motor.

• Faulty sensors that could lead to system overheating.

By catching these early, we keep the manufacturer happy and your home safe.

3. Safety First: Carbon Monoxide Checks

Beyond the financial aspect of a warranty, an annual service is a safety essential. We perform a combustion analysis to ensure your boiler is burning fuel correctly and not leaking Carbon Monoxide, a colorless, odorless gas that can be deadly. A valid warranty is great, but a safe home is priceless.

4. Keeping Your Energy Bills Low

A boiler that isn't serviced regularly has to work harder to produce the same amount of heat. This "overwork" leads to higher energy bills and a shorter lifespan for the unit. Think of it like a car; you wouldn't drive 50,000 miles without an oil change and expect the engine to stay under warranty!

Don't Lose Your Coverage!

Is your boiler due for its check-up? Don't wait until something breaks to find out your warranty is no longer valid.

Proto Home Service provides comprehensive boiler servicing that meets all manufacturer requirements. We'll provide the documentation you need to keep your warranty in "good standing" and your home warm all winter long.

Call us at (617) 842-9104 or book online and schedule your annual boiler service today!

— Quick Service Links —

Full Range Of Services

Emergency Services 24/7

24/7 Fast & Professional Emergency Heating, Plumbing, Air Conditioning & Water Heater Services Are Just A Phone Call Away.

Call Now

— WHAT ELSE DO WE OFFER —

Additional Services

We’re committed to providing fast, affordable, reliable, worry-free Plumbing and HVAC services.

Heating System Installation

Heating systems are essential in keeping your home warm, protecting your family from the winter.

  • Heating System Installation, Repair & Maintenance
  • Gas Furnace Installation
  • Tankless Boiler Installation
  • Oil Burner Installation & Repair

Gas Leak Detection

Gas leaks can cause death, property damage as well as a financial burden.

  • Strong Gas Odor In The House
  • Call Immediately A Professional Service Company
  • Shut-Off All The Gas Appliances Until Everything Is Fixed

Water Heater Services

Our expert team can provide water heaters installation, maintenance and repairs.

  • Quality Tankless Water Heater Installation
  • Gas Water Heater Install, Repair & Maintenance
  • Electric Water Heater Installation
  • Oil Burner Water Heater Installation & Repair

Emergency Services 24hrs

Our expert team provides 24 hours emergency services for heating, plumbing, cooling, water heaters, etc.

  • Heating System Repair, Maintenance Or Replace
  • Water Heaters Replace, Repair Or Maintenance
  • Gas Pipe, Leak Detection & Repair
  • A Range Of Plumbing Repair Services

Cooling Services

Our professional team is dedicated to providing essential home cooling services near Quincy, Weymouth, and the South Shore.

  • We have a team of professionals to install or replace your cooling system
  • If your air conditioning system is not working at all, then we can fix it
  • As seasons change it may be time for a regular tune-up to your cooling system

Plumbing Service

Proto Home Service is the name to trust for all plumbing services near Stoughton, Milton, and the South Shore.

  • Plumbing Installation, Repair & Inspection
  • Plumbing Drain & Sewer Installation, Re-piping & Repair Service
  • Sump Pump Installation & Repair
  • Garbage Disposal Installation & Repair
  • Shower Valve Installation & Repair

Book Your Services Now

Tell us a bit about your issue and we’ll get back to you as soon as possible.

Request Sent!

Thank you for reaching out. A member of our team will contact you shortly.

━ Why Choose Us ━

Expect the Best with Our Service

Our goal is to provide our customers with highly professional Plumbing, Heating and Cooling services. We pride ourselves on our reliable and friendly service that customers can trust. Our expert team are on call 24/7 for any Plumbing and HVAC emergency.

  • You approve the price before we start the job
  • We treat your property like our own

Experienced Team

Proto Home Service Plumbing & HVAC technicians are highly trained to give you the highest quality Plumbing and HVAC services, no matter what type of work you need to have done.

Friendly Experts

Our friendly technicians will come to your home, diagnose any problems with your Plumbing and HVAC system, and provide a comprehensive report.

Fully Licensed

Proto Home Service Plumbing & HVAC are fully certified, licensed and insured. We take pride in being a respected provider of home plumbing, heating and cooling services across Boston and the South Shore.

Quality Every Time

We are dedicated to providing 100% satisfaction on all repairs, maintenance, and installations of plumbing, heating and cooling systems we work on.

— Need Help Now? —

Book service in minutes.

Tell us what you need and we’ll confirm availability and next steps.

Upfront pricing
Fast response
Licensed & insured
Locally Owned & Operated

Same-Day Heating Maintenance

Call our team and we’ll get you scheduled.

Call: 617-842-9104

Emergency? We’re available 24/7.